/Engine/Source/Editor/UnrealEd/Public/Kismet2/ChildActorComponentEditorUtils.h
Returns true if the given SCS editor tree node belongs to a child actor template
static bool IsChildActorSubtreeNode ( [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< const [FSCSEditorTreeNode](API\Editor\Kismet\FSCSEditorTreeNode) > InNodePtr )